.aiBlock:nth-child(2n+1){
    background-color: #F5F5F5;
}
.aiBlock{
    width:100%;
    margin:0 auto;
    overflow: hidden;

}

.aiBlock .aiContainer{
    max-width:1440px;
    margin:0 auto;
    overflow: hidden;
    padding:100px 20px 60px 20px;
    width: 80%;
}
.aiContainer>.bigTitle{
    font-size:26px;
    text-align:center;
    /*line-height: 60px;*/
    font-weight: bold;
}
.aiContainer>.smallTitle{
    font-size:16px;
    text-align:center;
    line-height: 40px;
}
#aiBlock1 .items{
    padding:50px 10px;
}
#aiBlock1 .items .item .imgPart{
    text-align:center;
    padding:20px 0 10px 0;
}
#aiBlock1 .items .item{
    text-align:center;
    height: 220px;
    position:relative;
    overflow: hidden;
    box-sizing:border-box;
}
#aiBlock1 .items .item .details{
    font-size:18px;
    padding:20px;
    width:100%;
    height: 100%;
    transition:top .5s;
    -webkit-transition:top .5s;
    top:100%;
    left:0;
    position:absolute;
    background-color: rgba(0,0,0,0.8);
    box-sizing:border-box;
    color:#eeeeee;
    text-align:justify;
}
#aiBlock1 .items .item:hover{
    cursor:pointer;
}
#aiBlock1 .items .item:hover .details{
    top:0;
}
#aiBlock1 .items .item .text1{
    font-size:16px;
    letter-spacing: 2px;
}
#aiBlock2 .items{
    margin:30px auto;
}
#aiBlock2 .items .item{
    width:20%;
    height: 160px;
    margin:30px 0;
    float: left;
    text-align:center;
}
#aiBlock2 .items .item .text{
    font-size:16px;
    text-align:center;
    line-height: 40px;
    letter-spacing: 2px;
}
.aiBlock .imgDisplay{
    padding:80px 20px;
    max-width:1200px;
    margin:0 auto;
}
.aiBlock .imgDisplay img{
    max-width:100%;
    margin:20px;
}
#aiBlock5 .items .item{
    width:20%;
    float: left;
    margin:60px 0;
    height: 160px;
    text-align:center;
}
#aiBlock5 .items .item .text{
    font-size:16px;
    line-height: 44px;
    text-align:center;
}
.imgPart img{
    width: 80px;
    height: 80px;
}

 @media screen and (max-width: 479px){
 	#aiBlock1 .items .item{
 		height:290px;
 	}
 	#aiBlock2 .items .item{
 		height:120px;
 	}
 	#aiBlock5 .items .item{
 		height:100px;
 	}
    #hiddenInMobile{
        display: none;
    }
    #aiBlock2 .items .item{
        margin: 5px 0;
    }
 	
 }